71128960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{15877}}^1$

素因数の和:15903

約数の個数: 64

約数和(自身を含む): 194346720

約数和(自身を除く): 123217760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 15877, 31754, 63508, 79385, 111139, 127016, 158770, 222278, 254032, 317540, 444556, 508064, 555695, 635080, 889112, 1016128, 1111390, 1270160, 1778224, 2032256, 2222780, 2540320, 3556448, 4445560, 5080640, 7112896, 8891120, 10161280, 14225792, 17782240, 35564480, 71128960]

約数ペア:

[(1, 71128960), (2, 35564480), (4, 17782240), (5, 14225792), (7, 10161280), (8, 8891120), (10, 7112896), (14, 5080640), (16, 4445560), (20, 3556448), (28, 2540320), (32, 2222780), (35, 2032256), (40, 1778224), (56, 1270160), (64, 1111390), (70, 1016128), (80, 889112), (112, 635080), (128, 555695), (140, 508064), (160, 444556), (224, 317540), (280, 254032), (320, 222278), (448, 158770), (560, 127016), (640, 111139), (896, 79385), (1120, 63508), (2240, 31754), (4480, 15877)]